"SQL Exception: com.microsoft.sqlserver.jdbc.SQLServerException: The TCP/IP connection to the host 192.168.0.71, port 1433 has failed. Error: "Connection refused: connect. Verify the connection properties. Make sure that an instance of SQL Server is running on the host and accepting TCP/IP connections at the port. Make sure that TCP connections to the port are not blocked by a firewall."."

plz help me i have tried many ways for getting connection but still failed to do so
Thanks